MA33273B1 - METHOD FOR MANUFACTURING COATED METAL STRIP HAVING IMPROVED APPEARANCE - Google Patents

METHOD FOR MANUFACTURING COATED METAL STRIP HAVING IMPROVED APPEARANCE

Info

Publication number
MA33273B1
MA33273B1 MA34350A MA34350A MA33273B1 MA 33273 B1 MA33273 B1 MA 33273B1 MA 34350 A MA34350 A MA 34350A MA 34350 A MA34350 A MA 34350A MA 33273 B1 MA33273 B1 MA 33273B1
Authority
MA
Morocco
Prior art keywords
volume
metal strip
strip
oxygen
nitrogen
Prior art date
Application number
MA34350A
Other languages
Arabic (ar)
French (fr)
Inventor
Luc Diez
Jean-Michel Mataigne
Bertrand Orsal
Raymond Hubert Saint
Original Assignee
Arcelormittal Investigacion Y Desarrollo Sl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Arcelormittal Investigacion Y Desarrollo Sl filed Critical Arcelormittal Investigacion Y Desarrollo Sl
Publication of MA33273B1 publication Critical patent/MA33273B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
    • C23C2/16—Removing excess of molten coatings; Controlling or regulating the coating thickness using fluids under pressure, e.g. air knives
    • C23C2/18—Removing excess of molten coatings from elongated material
    • C23C2/20—Strips; Plates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
    • C23C2/16—Removing excess of molten coatings; Controlling or regulating the coating thickness using fluids under pressure, e.g. air knives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating With Molten Metal (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

L'INVENTION A POUR OBJET UN PROCÉDÉ DE FABRICATION D'UNE BANDE MÉTALLIQUE PRÉSENTANT UN REVÊTEMENT MÉTALLIQUE DE PROTECTION CONTRE LA CORROSION, COMPRENANT LES ÉTAPES CONSISTANT À : FAIRE PASSER LA BANDE MÉTALLIQUE DANS UN BAIN DE MÉTAL EN FUSION; PUIS ESSORER LA BANDE MÉTALLIQUE REVÊTUE AU MOYEN DE BUSES PROJETANT UN GAZ DE PART ET D'AUTRE DE LA BANDE, LE GAZ PRÉSENTANT UN POUVOIR OXYDANT INFÉRIEUR À CELUI D'UNE ATMOSPHÈRE CONSTITUÉE DE 4 % EN VOLUME D'OXYGÈNE ET 96 % EN VOLUME D'AZOTE; PUIS À FAIRE PASSER LA BANDE DANS UNE ZONE DE CONFINEMENT DÉLIMITÉE : EN PARTIE BASSE PAR LA LIGNE D'ESSORAGE ET LES FACES SUPÉRIEURES DES BUSES D'ESSORAGE; EN PARTIE HAUTE PAR LA PARTIE SUPÉRIEURE DE DEUX CAISSONS DE CONFINEMENT PLACÉS DE PART ET D'AUTRE DE LA BANDE, JUSTE AU-DESSUS DES BUSES, ET PRÉSENTANT UNE HAUTEUR D'AU MOINS 10 CM PAR RAPPORT À LA LIGNE D'ESSORAGE; ET SUR LES CÔTÉS, PAR LES PARTIES LATÉRALES DES CAISSONS DE CONFINEMENT, L'ATMOSPHÈRE RÉGNANT DANS LA ZONE DE CONFINEMENT PRÉSENTANT UN POUVOIR OXYDANT INFÉRIEUR À CELUI D'UNE ATMOSPHÈRE CONSTITUÉE DE 4 % EN VOLUME D'OXYGÈNE ET 96 % EN VOLUME D'AZOTE ET SUPÉRIEUR À CELUI D'UNE ATMOSPHÈRE CONSTITUÉE DE 0,15 % EN VOLUME D'OXYGÈNE ET 99,85 % EN VOLUME D'AZOTE, AINSI QU'UNE INSTALLATION DE REVÊTEMENT ET UN DISPOSITIF D'ESSORAGE CONFINÉ (10; 20; 30) POUR LA MISE EN 'UVRE DE CE PROCÉDÉ.The object of the INVENTION IS A PROCESS FOR THE PRODUCTION OF A METAL STRIP HAVING A METALLIC PROTECTIVE COATING AGAINST CORROSION, COMPRISING THE STEPS CONSISTING OF: PASSING THE METAL STRIP INTO A MOLTEN METAL BATH; THEN TRY THE COATED METAL STRIP BY MEANS OF NOZZLES PROJECTING A GAS ON EITHER OF THE STRIP, THE GAS HAVING AN OXIDIZING POWER LESS THAN THAT OF AN ATMOSPHERE CONSISTING OF 4% BY VOLUME OF OXYGEN AND 96% BY VOLUME NITROGEN; THEN GET THE BAND INTO A SLIMMED CONFINEMENT AREA: PARTLY LOW THROUGH THE SPIN LINE AND THE UPPER FACES OF THE SPINNING NOZZLES; PARTLY HIGH BY THE TOP PART OF TWO CONFINEMENT BOXES PLACED ON EITHER OF THE STRIP, JUST ABOVE THE NOZZLES, AND HAVING A HEIGHT OF AT LEAST 10 CM IN RELATION TO THE SPIN LINE; AND ON THE SIDES, BY THE SIDE PARTS OF CONTAINMENT BOXES, THE ATMOSPHERE REPRESENTING IN THE CONFINEMENT AREA HAVING AN OXIDIZING POWER LESS THAN THAT OF AN ATMOSPHERE CONSISTING OF 4% BY VOLUME OF OXYGEN AND 96% BY VOLUME OF NITROGEN AND GREATER THAN THAT OF AN ATMOSPHERE CONSISTING OF 0.15% BY VOLUME OF OXYGEN AND 99.85% BY VOLUME OF NITROGEN, AS WELL AS A COATING FACILITY AND A CONFINED SPINNING DEVICE (10; 20; 30) FOR THE IMPLEMENTATION OF THIS METHOD.

MA34350A 2009-05-14 2010-05-11 METHOD FOR MANUFACTURING COATED METAL STRIP HAVING IMPROVED APPEARANCE MA33273B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/FR2009/000562 WO2010130884A1 (en) 2009-05-14 2009-05-14 Method for producing a coated metal band having an improved appearance
PCT/FR2010/000364 WO2010130895A1 (en) 2009-05-14 2010-05-11 Method for producing a coated metal strip with an improved appearance

Publications (1)

Publication Number Publication Date
MA33273B1 true MA33273B1 (en) 2012-05-02

Family

ID=41381865

Family Applications (1)

Application Number Title Priority Date Filing Date
MA34350A MA33273B1 (en) 2009-05-14 2010-05-11 METHOD FOR MANUFACTURING COATED METAL STRIP HAVING IMPROVED APPEARANCE

Country Status (16)

Country Link
US (5) US20120052206A1 (en)
EP (1) EP2430208B1 (en)
JP (1) JP5588502B2 (en)
KR (2) KR101528116B1 (en)
CN (1) CN102459684B (en)
AU (1) AU2010247251B2 (en)
BR (1) BRPI1010572B1 (en)
CA (1) CA2761776C (en)
ES (1) ES2443312T3 (en)
MA (1) MA33273B1 (en)
MX (1) MX2011012004A (en)
PL (1) PL2430208T3 (en)
RU (1) RU2509822C2 (en)
UA (1) UA108611C2 (en)
WO (2) WO2010130884A1 (en)
ZA (1) ZA201108195B (en)

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EP2119804A1 (en) 2008-05-14 2009-11-18 ArcelorMittal France Method of manufacturing a covered metal strip with improved appearance
WO2010130883A1 (en) 2009-05-14 2010-11-18 Arcelormittal Investigacion Y Desarrollo Sl Method for producing a coated metal band having an improved appearance
WO2014135753A1 (en) 2013-03-06 2014-09-12 Arcelormittal Investigacion Y Desarrollo, S.L. A method for manufacturing a metal sheet with a znal coating and with optimised drying, corresponding metal sheet, part and vehicle
WO2014199194A1 (en) * 2013-06-10 2014-12-18 Arcelormittal Investigacion Y Desarrollo, S.L. Installation for hot dip coating a metal strip comprising an adjustable confinement box
WO2015052546A1 (en) * 2013-10-09 2015-04-16 ArcelorMittal Investigación y Desarrollo, S.L. Sheet metal having a znaimg coating and improved flexibility and corresponding production method
MX2016009884A (en) 2014-01-30 2016-10-31 Arcelormittal Method of producing parts with slight undulation from an electrogalvanized sheet, corresponding part and vehicle.
RU2572115C1 (en) * 2014-12-08 2015-12-27 Федеральное государственное унитарное предприятие "Научно-исследовательский институт Научно-производственное объединение "ЛУЧ" (ФГУП "НИИ НПО "ЛУЧ") Method of corrosion protection of surface of steels and alloys
BE1023837B1 (en) * 2016-01-29 2017-08-09 Centre De Recherches Metallurgiques Asbl DEVICE FOR THE HYDRODYNAMIC STABILIZATION OF A CONTINUOUSLY CONTINUOUS METAL STRIP
JP6460131B2 (en) * 2016-02-16 2019-01-30 Ｊｆｅスチール株式会社 Method for evaluating surface properties of hot dip galvanized steel sheet, apparatus for evaluating surface properties of hot dip galvanized steel sheet, and method for producing hot dip galvanized steel sheet
WO2017187225A1 (en) * 2016-04-26 2017-11-02 Arcelormittal Apparatus for the continuous hot dip coating of a metal strip and associated method
BR112019000864B1 (en) 2016-07-20 2022-12-20 Tata Steel Ijmuiden B.V. METHOD TO PROVIDE A ZN-AL-MG COATING TO A STEEL STRIP
WO2019175623A1 (en) * 2018-03-12 2019-09-19 Arcelormittal Method for dip-coating a metal strip
KR102180798B1 (en) 2018-10-19 2020-11-19 주식회사 포스코 Apparatus for cooling hot dip plated steel sheet
EP3827903A1 (en) * 2019-11-29 2021-06-02 Cockerill Maintenance & Ingenierie S.A. Device and method for manufacturing a coated metal strip with improved appearance
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CN114318324A (en) * 2021-12-16 2022-04-12 东风汽车集团股份有限公司 Spray powder for cold spraying of magnesium alloy wheel, and spraying process and evaluation method thereof

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Also Published As

Publication number Publication date
BRPI1010572A2 (en) 2016-03-15
RU2509822C2 (en) 2014-03-20
US20210269907A1 (en) 2021-09-02
PL2430208T3 (en) 2014-03-31
US10724130B2 (en) 2020-07-28
EP2430208A1 (en) 2012-03-21
AU2010247251A1 (en) 2011-12-15
US20120052206A1 (en) 2012-03-01
EP2430208B1 (en) 2013-10-30
CN102459684A (en) 2012-05-16
KR20140053417A (en) 2014-05-07
KR101528116B1 (en) 2015-06-11
KR101419585B1 (en) 2014-07-14
MX2011012004A (en) 2011-12-08
US20200248295A1 (en) 2020-08-06
RU2011150820A (en) 2013-06-20
ZA201108195B (en) 2012-06-27
CA2761776A1 (en) 2010-11-18
JP2012526916A (en) 2012-11-01
UA108611C2 (en) 2015-05-25
WO2010130895A1 (en) 2010-11-18
CN102459684B (en) 2014-01-15
KR20120026548A (en) 2012-03-19
US20180291493A1 (en) 2018-10-11
US11098396B2 (en) 2021-08-24
ES2443312T3 (en) 2014-02-18
BRPI1010572B1 (en) 2020-08-04
WO2010130884A1 (en) 2010-11-18
JP5588502B2 (en) 2014-09-10
AU2010247251B2 (en) 2014-05-29
US20230183847A1 (en) 2023-06-15
CA2761776C (en) 2013-10-29
US11597990B2 (en) 2023-03-07

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